SOFTWARE DEVELOPMENT COSTS AND LICENSES (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2013	Mar. 31, 2013
Capitalized software development costs and licenses
Software development costs and licenses, Current	$ 191,449	$ 198,955
Software development costs and licenses, Non-current	102,121	95,241
Software development costs and licenses related to titles that have not been released	278,296	270,488
Software development impairment charges	29,636
Software development costs, internally developed
Capitalized software development costs and licenses
Software development costs and licenses, Current	174,848	178,297
Software development costs and licenses, Non-current	37,214	38,592
Software development costs, externally developed
Capitalized software development costs and licenses
Software development costs and licenses, Current	7,144	10,469
Software development costs and licenses, Non-current	61,907	53,649
Licenses
Capitalized software development costs and licenses
Software development costs and licenses, Current	9,457	10,189
Software development costs and licenses, Non-current	$ 3,000	$ 3,000